Granted Patent
Utility
US 6,567,986 · App. 09/255,949
Method and apparatus for distributing a globally accurate knowledge of time and frequency to a plurality of a high definition television studios
Inventors:
Christopher Ward, Charles M. Wine
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Feb 23, 1999
Inventors
Christopher Ward
Charles M. Wine
Assignee (at issue)
Sarnoff Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.